CN212229132U - Electricity core short circuit detection device - Google Patents
Electricity core short circuit detection device Download PDFInfo
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- CN212229132U CN212229132U CN202020689822.6U CN202020689822U CN212229132U CN 212229132 U CN212229132 U CN 212229132U CN 202020689822 U CN202020689822 U CN 202020689822U CN 212229132 U CN212229132 U CN 212229132U
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Abstract
The utility model relates to a battery automated production and detection technology field disclose an electricity core short circuit detection device, including the relative thrust piece that sets up and compress tightly the piece, the thrust piece includes push pedal and first electrode tip, compresses tightly the piece including clamp plate, base plate and elastic component, and the push pedal is located towards one side of clamp plate to first electrode tip, and the clamp plate is located between base plate and the push pedal, and clamp plate and base plate pass through the elastic component and connect, and the clamp plate is equipped with the second electrode tip towards one side of first electrode tip. The utility model provides a cell short circuit detection device, the first electrode tip and the second electrode tip are arranged oppositely, and the positive and negative electrodes of the cell are respectively connected with the two electrode tips to carry out short circuit detection; set up the elastic component between clamp plate and the base plate, through the elastic compression effect of elastic component, not only can compress tightly the clamp plate towards the push pedal direction, make the contact between electrode tip and the two poles of the earth more inseparable, can effectively satisfy the short circuit detection demand of the electric core that has the length deviation moreover, improve and detect the accuracy.
Description
Technical Field
The utility model relates to a battery automated production and detection technology field especially relate to an electricity core short circuit detection device.
Background
The cell is an important component of the battery, and the performance of the cell has a direct influence on the performance of the battery. In the production process of the battery, short circuit detection needs to be carried out one by one after the battery core rolling is finished, and the battery cores with quality problems are sorted and picked out in time.
The electric core short circuit detects that need be with the positive negative pole of electric core respectively with the electrode tip contact of two detection usefulness, if these two electrode tips can switch on, then electric core short circuit, if can not switch on, then electric core not short circuit, electric core is the yields. However, when the position of the battery cell is inaccurate due to reasons such as length deviation, one electrode of the battery cell contacts the electrode head, the other electrode does not contact the electrode head or the two electrodes do not contact the electrode head, at the moment, the two electrode heads are not conducted, and the battery cell is not detected and is marked as a good product, so that the short circuit detection of the battery cell is inaccurate.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides an electricity core short circuit detection device for solve prior art electricity core short circuit and detect the unsafe problem of detection because of electric core length deviation leads to.
An embodiment of the utility model provides an electricity core short circuit detection device, including the relative thrust piece that sets up and compress tightly the piece, the thrust piece includes push pedal and first electrode tip, compress tightly the piece including clamp plate, base plate and elastic component, first electrode tip is located the push pedal orientation one side of clamp plate, the clamp plate is located the base plate with between the push pedal, the clamp plate with the base plate passes through the elastic component is connected, the clamp plate orientation one side of first electrode tip is equipped with the second electrode tip.
The first electrode tips are arranged on the push plate, the pressing pieces are multiple, and the first electrode tips and the pressing pieces are arranged in a one-to-one correspondence mode.
The thrust piece further comprises a first support and a thrust cylinder, a fixed part of the thrust cylinder is mounted on the first support, the push plate is mounted on a movable part of the thrust cylinder, and the telescopic direction of the thrust cylinder is perpendicular to the length direction of the push plate.
The movable part of the thrust cylinder is connected with the push plate through a floating joint.
The thrust piece further comprises a guide shaft and a guide plate, the guide plate is fixedly mounted on the fixing portion of the thrust cylinder, a guide hole is formed in the guide plate, and the guide shaft is movably inserted in the guide hole and connected with the push plate.
The device further comprises a supporting plate and a second support, the pressing pieces are mounted on the supporting plate along the length direction of the supporting plate, and the supporting plate is mounted on the second support in a sliding mode.
The pressing piece further comprises a mounting seat and a displacement sensor, the pressing plate is detachably mounted on the mounting seat, the mounting seat is slidably mounted on the supporting plate, one end of the elastic piece is connected with the mounting seat, the other end of the elastic piece is connected with the substrate, and the displacement sensor is used for measuring the sliding displacement of the mounting seat.
The first electrode tip is an anode short-circuit detection electrode tip and is used for compressing and connecting the anode of the battery cell to be detected; the second electrode tip is a negative short circuit detection electrode tip and is used for being tightly pressed and connected with the negative electrode of the battery core.
The anode short-circuit detection electrode tip is made of an aluminum metal material, and the cathode short-circuit detection electrode tip is made of a copper metal material.
The embodiment of the utility model provides an electricity core short circuit detection device, first electrode tip is located the push pedal, and the second electrode tip is located the clamp plate, and first electrode tip and second electrode tip set up relatively, and the positive negative pole of electricity core is connected with two electrode tips respectively in order to carry out the short circuit and detect; set up the elastic component between clamp plate and the base plate, through the elastic compression effect of elastic component, not only can compress tightly the clamp plate towards the push pedal direction, with electric core accuracy clamp tight with measure between the electrode tip, make between electrode tip and the two poles of the earth contact more inseparable, can effectively satisfy the short circuit detection demand of the electric core that has the length deviation moreover, improve and detect the accuracy.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a cell short circuit detection device provided in an embodiment of the present invention;
fig. 2 is a top view of a cell short circuit detection apparatus according to another embodiment of the present invention;
fig. 3 is a side view of a cell short circuit detection apparatus according to another embodiment of the present invention;
in the figure: 1. pushing the plate; 2. a first electrode tip; 3. pressing a plate; 4. a substrate; 5. a second electrode tip; 6. a first bracket; 7. a thrust cylinder; 8. a guide shaft; 9. a guide plate; 10. a support plate; 11. a second bracket; 12. a guide rail; 13. a pressing cylinder; 14. a mounting seat; 15. a displacement sensor; 16. a floating joint; 17. a cushion pad; 18. and (4) fixing the ring.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.
In the description of the present invention, the terms "plurality", and "plural" mean two or more unless otherwise specified.
As shown in fig. 1 to 3, the embodiment of the utility model provides an electricity core short circuit detection device, including the relative thrust piece that sets up and compressing tightly the piece, the thrust piece includes push pedal 1 and first electrode tip 2, compresses tightly the piece and includes clamp plate 3, base plate 4 and elastic component, and one side of push pedal 1 towards clamp plate 3 is located to first electrode tip 2, and clamp plate 3 is located between base plate 4 and the push pedal 1, and clamp plate 3 and base plate 4 pass through the elastic component and connect, and one side of clamp plate 3 towards first electrode tip 2 is equipped with second electrode tip 5.
In the actual manufacturing process of the battery core, the lengths of the positive electrode and the negative electrode are possibly different, and have certain deviation from the standard distance. The embodiment of the utility model provides an electricity core short circuit detection device, first electrode tip 2 locates on push pedal 1, and second electrode tip 5 locates on clamp plate 3, and first electrode tip 2 and second electrode tip 5 set up relatively, and the positive negative pole of electricity core is connected with two electrode tips respectively in order to carry out the short circuit and detect; set up the elastic component between clamp plate 3 and the base plate 4, through the elastic compression effect of elastic component, not only can compress tightly clamp plate 3 towards push pedal 1 direction, with electric core accuracy clamp tight with measure between the electrode tip, make between electrode tip and the two poles of the earth contact more inseparable, can effectively satisfy the short circuit detection demand of the electric core that has the length deviation moreover, improve and detect the accuracy.
In a specific embodiment, as shown in fig. 1 and fig. 2, a plurality of first electrode tips 2 are arranged on the push plate 1, the pressing member is multiple, and the first electrode tips 2 and the pressing member are arranged in a one-to-one correspondence manner, so that short circuit detection of a plurality of battery cells is performed simultaneously, and the detection efficiency is improved.
In a specific embodiment, as shown in fig. 3, the first electrode tip 2 is a positive short-circuit detection electrode tip for tightly pressing and connecting the positive electrode of the battery cell to be detected; the second electrode tip 5 is a negative short circuit detection electrode tip and is used for compressing the negative electrode connected with the battery core. Further, the anode short-circuit detection electrode tip is made of an aluminum metal material, and the cathode short-circuit detection electrode tip is made of a copper metal material. The aluminum metal and the copper metal have high conductivity and good ductility, and are matched with the anode and cathode materials of the battery core.
In one embodiment, as shown in fig. 1, the thrust member further includes a first bracket 6 and a thrust cylinder 7, a fixed portion of the thrust cylinder 7 is mounted on the first bracket 6, the push plate 1 is mounted on a movable portion of the thrust cylinder 7, and a telescopic direction of the thrust cylinder 7 is perpendicular to a length direction of the push plate 1. The fixed part of thrust cylinder 7 also can be installed in first support 6 through the adjusting plate, in order to make push pedal 1 have bigger back-and-forth movement scope in order to satisfy the more length scope electricity core and detect the demand, thrust cylinder 7 can be adjusted along thrust cylinder 7's flexible direction at the installation position of adjusting plate. Thrust cylinder 7 drives push pedal 1 through flexible and is close to or keep away from the compressing tightly piece to can adjust the distance between first electrode tip 2 and the second electrode tip 5. Because the standard distances between the positive and negative electrodes of different batches of battery cores of different models may be different, the distance between the first electrode tip 2 and the second electrode tip 5 is adjusted by the thrust cylinder 7, and the standard distance is set before the test is started according to requirements, so that the test requirements of the battery cores of different lengths are met, and the universality of the device is improved. Because the end of the battery core has certain flexibility, in order to enable the first electrode tip 2 installed on the push plate 1 to be better attached and contacted with the two electrodes at the end of the battery core, and prevent the first electrode tip 2 from generating uneven rigid compression on the end of the battery core, a floating joint 16 which is flexible at a certain angle can be arranged between the movable part of the thrust cylinder 7 and the push plate 1, and the movable part of the thrust cylinder 7 is connected with the push plate 1 through the floating joint 16, as shown in fig. 2.
In a specific embodiment, as shown in fig. 1, the thrust member further includes a guide shaft 8 and a guide plate 9, the guide plate 9 is fixedly mounted on the fixing portion of the thrust cylinder 7, a guide hole is formed in the guide plate 9, the guide shaft 8 is movably inserted into the guide hole 9 and connected to the push plate 1, one end of the guide shaft 8 penetrates through the guide hole to be connected to the push plate 1, and the other end of the guide shaft 8 is slidably connected to the guide plate 9 through the guide hole. The guiding axle 8 has formed the guiding axle 8 through the sliding connection of guiding hole and deflector 9 and has retrained the slip guide restraint of push pedal 1, can improve the stability of thrust piece structure, guarantees that a plurality of first electrode tips 2 are in the coplanar on the push pedal 1, makes first electrode tip 2 and second electrode tip 5 can form stable clamp to electric core. In addition, in order to make the first electrode tip 2 mounted on the push plate 1 better fit and contact with the two poles of the end of the battery core and prevent the first electrode tip 2 from generating uneven rigid compression on the end of the battery core, a floating joint 16 with certain angle flexibility is arranged between the movable part of the thrust cylinder 7 and the push plate 1, and on the basis that the movable part of the thrust cylinder 7 is connected with the push plate 1 through the floating joint 16, the connection between the guide shaft 8 and the push plate 1 can also be set to be a movable connection with certain angle flexibility. In order to make the guide shaft 8 slide more stably, a shaft sleeve connected with the guide shaft 8 in a sliding manner can be arranged on one side of the guide plate 9, which is far away from the push plate 1, and an inner diameter hole of the shaft sleeve is superposed with the guide hole; the end of the guide shaft 8 extending out of the sleeve may be provided with a cushion pad 17 and a fixing ring 18 for fixing the cushion pad, so as to provide a certain limit effect on the reciprocating sliding of the guide shaft 8, as shown in fig. 2.
In one embodiment, as shown in fig. 1, the apparatus further includes a supporting plate 10 and a second bracket 11, wherein a plurality of pressing members are mounted on the supporting plate 10 along a length direction of the supporting plate 10, and the supporting plate 10 is slidably mounted on the second bracket 11. A plurality of compressing members are arranged on the upper surface of the supporting plate 10 side by side, and the lower surface of the supporting plate 10 is connected with the top of the second bracket 11 in a sliding mode. For example, the sliding connection between the bracket and the second bracket 11 can be realized by a guide rail 12 and a pressing cylinder 13, as shown in fig. 1, the pressing cylinder 13 drives the bracket to slide along the guide rail 12 by telescoping, and the telescoping direction of the pressing cylinder 13 and the sliding direction of the guide rail 12 are consistent with the thrust cylinder 7. The sliding connection between the supporting plate 10 and the second support 11 is realized by arranging the guide rail 12 and the pressing cylinder 13, so that the distance between the first electrode tip 2 and the second electrode tip 5 can be adjusted, the standard distance is set before the test is started as required, the test requirements of electric cores with different lengths are met, and the universality of the device is improved.
In one embodiment, as shown in fig. 1, the pressing member further includes a mounting seat 14 and a displacement sensor 15, the pressing plate 3 is detachably mounted on the mounting seat 14, the mounting seat 14 is slidably mounted on the supporting plate 10, one end of the elastic member is connected to the mounting seat 14, the other end of the elastic member is connected to the substrate 4, and the displacement sensor 15 is configured to measure a sliding displacement of the mounting seat 14. The elastic member may be a member having an elastic expansion function, such as a spring, elastic rubber, or elastic sponge. The pressure plate 3 is detachably mounted to the mounting seat 14 so that the pressure plate 3 with a new second electrode tip 5 can be easily replaced in case of a loss of the second electrode tip 5. The mounting seat 14 is slidably mounted on the upper surface of the supporting plate 10, and the pressing plate 3 is compressed towards the direction of the pushing plate 1 through elastic expansion of the elastic piece, so that the electrode tip and the two electrodes are contacted more closely, the short circuit detection requirement of the battery cell with the length deviation is effectively met, and the detection accuracy is improved. Meanwhile, the sliding displacement of the mounting seat 14 is tested through the displacement sensor 15, and the distance between the first electrode tip 2 and the second electrode tip 5 after the battery cell is clamped can be calculated by combining the distance between the first electrode tip 2 and the second electrode tip 5 when the mounting seat 14 is at the set position, so that the actual length information between the two electrodes of the battery cell is obtained. Namely, through setting up displacement sensor 15, the embodiment of the utility model provides an electric core short circuit detection device can conveniently detect the length of electric core when accomplishing electric core short circuit detection, and then judges whether the length of electric core meets the standard, has further improved the efficiency and the automation level of electric core production and detection.
As can be seen from the above embodiments, in the electrical core short circuit detection device provided by the present invention, the first electrode tip 2 is disposed on the push plate 1, the second electrode tip 5 is disposed on the press plate 3, the first electrode tip 2 and the second electrode tip 5 are oppositely disposed, and the positive electrode and the negative electrode of the electrical core are respectively connected with the two electrode tips for short circuit detection; set up the elastic component between clamp plate 3 and the base plate 4, through the elastic compression effect of elastic component, not only can compress tightly clamp plate 3 towards push pedal 1 direction, with the electric core accuracy clamp tight with measure between the electrode tip to make the contact between electrode tip and the two poles of the earth more inseparable, can effectively satisfy the short circuit detection demand of the electric core that has the length deviation moreover, improve and detect the accuracy.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a cell short circuit detection device, its characterized in that, includes the thrust piece and the piece that compresses tightly of relative setting, the thrust piece includes push pedal and first electrode tip, it includes clamp plate, base plate and elastic component to compress tightly the piece, first electrode tip is located the push pedal orientation one side of clamp plate, the clamp plate is located the base plate with between the push pedal, the clamp plate with the base plate passes through the elastic component is connected, the clamp plate orientation one side of first electrode tip is equipped with the second electrode tip.
2. The cell short circuit detection device according to claim 1, wherein the push plate is provided with a plurality of first electrode tips, the pressing member is provided with a plurality of pressing members, and the first electrode tips and the pressing members are arranged in a one-to-one correspondence manner.
3. The cell short circuit detection device according to claim 1 or 2, wherein the thrust member further includes a first bracket and a thrust cylinder, a fixed portion of the thrust cylinder is mounted on the first bracket, the push plate is mounted on a movable portion of the thrust cylinder, and a telescopic direction of the thrust cylinder is perpendicular to a length direction of the push plate.
4. The cell short circuit detection device according to claim 3, wherein the movable portion of the thrust cylinder is connected to the push plate via a floating joint.
5. The cell short circuit detection device according to claim 3, wherein the thrust member further includes a guide shaft and a guide plate, the guide plate is fixedly mounted on the fixing portion of the thrust cylinder, the guide plate is provided with a guide hole, and the guide shaft is movably inserted into the guide hole and connected to the push plate.
6. The cell short circuit detection device according to claim 2, further comprising a support plate and a second support, wherein the plurality of pressing members are mounted on the support plate along a length direction of the support plate, and the support plate is slidably mounted on the second support.
7. The cell short circuit detection device according to claim 6, wherein the pressing member further includes a mounting seat and a displacement sensor, the pressing plate is detachably mounted on the mounting seat, the mounting seat is slidably mounted on the supporting plate, one end of the elastic member is connected to the mounting seat, the other end of the elastic member is connected to the substrate, and the displacement sensor is configured to measure a sliding displacement of the mounting seat.
8. The cell short-circuit detection device according to any one of claims 1, 2, and 4 to 7, wherein the first electrode tip is a positive electrode short-circuit detection electrode tip for pressing and connecting a positive electrode of the cell to be detected; the second electrode tip is a negative short circuit detection electrode tip and is used for being tightly pressed and connected with the negative electrode of the battery core.
9. The cell short-circuit detection device according to claim 8, wherein the positive short-circuit detection electrode tip is made of an aluminum metal material, and the negative short-circuit detection electrode tip is made of a copper metal material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020689822.6U CN212229132U (en) | 2020-04-29 | 2020-04-29 | Electricity core short circuit detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020689822.6U CN212229132U (en) | 2020-04-29 | 2020-04-29 | Electricity core short circuit detection device |
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| CN212229132U true CN212229132U (en) | 2020-12-25 |
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| CN202020689822.6U Active CN212229132U (en) | 2020-04-29 | 2020-04-29 | Electricity core short circuit detection device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113359053A (en) * | 2021-06-09 | 2021-09-07 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Battery detection device |
| CN113533802A (en) * | 2021-09-17 | 2021-10-22 | 山东昊特自动化仪表有限公司 | Power-on test device for semiconductor manufacturing |
-
2020
- 2020-04-29 CN CN202020689822.6U patent/CN212229132U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113359053A (en) * | 2021-06-09 | 2021-09-07 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Battery detection device |
| CN113359053B (en) * | 2021-06-09 | 2023-03-10 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Battery detection device |
| CN113533802A (en) * | 2021-09-17 | 2021-10-22 | 山东昊特自动化仪表有限公司 | Power-on test device for semiconductor manufacturing |
| CN113533802B (en) * | 2021-09-17 | 2022-01-21 | 山东昊特自动化仪表有限公司 | Power-on test device for semiconductor manufacturing |
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